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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libstdc++-v3/] [testsuite/] [ext/] [stdio_filebuf/] [char/] [2.cc] - Rev 742
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// 2003-04-12 Paolo Carlini <pcarlini at unitus dot it> // Copyright (C) 2003, 2004, 2005, 2006, 2007, 2009 // Free Software Foundation, Inc. // // This file is part of the GNU ISO C++ Library. This library is free // software; you can redistribute it and/or modify it under the // terms of the GNU General Public License as published by the // Free Software Foundation; either version 3, or (at your option) // any later version. // This library is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // You should have received a copy of the GNU General Public License along // with this library; see the file COPYING3. If not see // <http://www.gnu.org/licenses/>. // stdio_filebuf.h // { dg-require-fileio "" } #include <ext/stdio_filebuf.h> #include <cstdio> #include <fstream> #include <cstring> #include <testsuite_hooks.h> // Small stack-based buffers (i.e., using _M_unbuf) were not flushed // out by _M_really_overflow upon overflow. void test01() { using namespace std; bool test __attribute__((unused)) = true; const char* name = "tmp_file1"; FILE* file = fopen(name, "w"); { using namespace __gnu_cxx; stdio_filebuf<char> sbuf(file, ios_base::out, 2); sbuf.sputc('T'); sbuf.sputc('S'); sbuf.sputc('P'); } fclose(file); filebuf fbuf; fbuf.open(name, ios_base::in); char buf[10]; streamsize n = fbuf.sgetn(buf, sizeof(buf)); fbuf.close(); VERIFY( n == 3 ); VERIFY( !memcmp(buf, "TSP", 3) ); } int main() { test01(); }